[automation] update elastic stack version for testing 8.4.0-31315ca3#732

Merged

mergify[bot] merged 1 commit intomainfrom update-stack-version-20220719051820-main

Jul 19, 2022

+2-2

Commits on Jul 19, 2022

[Automation] Update elastic stack version to 8.4.0-31315ca3 for testing
apmmachine
committed